4x+5z=20

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Solution for 4x+5z=20 equation: 


Simplifying
4x + 5z = 20

Solving
4x + 5z = 20

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-5z' to each side of the equation.
4x + 5z + -5z = 20 + -5z

Combine like terms: 5z + -5z = 0
4x + 0 = 20 + -5z
4x = 20 + -5z

Divide each side by '4'.
x = 5 + -1.25z

Simplifying
x = 5 + -1.25z

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